kpmcore/src/backend/corebackendmanager.cpp

88 lines
3.0 KiB
C++

/*************************************************************************
* Copyright (C) 2010 by Volker Lanz <vl@fidra.de> *
* Copyright (C) 2015 by Teo Mrnjavac <teo@kde.org> *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License as *
* published by the Free Software Foundation; either version 3 of *
* the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>.*
*************************************************************************/
#include "backend/corebackendmanager.h"
#include "backend/corebackend.h"
#include <QDebug>
#include <QStringList>
#include <QString>
#include <KLocalizedString>
#include <KPluginLoader>
#include <KServiceTypeTrader>
#include <config.h>
CoreBackendManager::CoreBackendManager() :
m_Backend(NULL)
{
}
CoreBackendManager* CoreBackendManager::self()
{
static CoreBackendManager* instance = NULL;
if (instance == NULL)
instance = new CoreBackendManager;
return instance;
}
KService::List CoreBackendManager::list() const
{
return KServiceTypeTrader::self()->query(QStringLiteral("PartitionManager/Plugin"),
QStringLiteral("[X-KDE-PluginInfo-Category] == 'BackendPlugin'"));
}
bool CoreBackendManager::load(const QString& name)
{
if (backend())
unload();
KPluginLoader loader(name);
KPluginFactory* factory = loader.factory();
if (factory != NULL)
{
m_Backend = factory->create<CoreBackend>(NULL);
QString id = loader.metaData().toVariantMap().value(QStringLiteral("MetaData"))
.toMap().value(QStringLiteral("KPlugin")).toMap().value(QStringLiteral("Id")).toString();
QString version = loader.metaData().toVariantMap().value(QStringLiteral("MetaData"))
.toMap().value(QStringLiteral("KPlugin")).toMap().value(QStringLiteral("Version")).toString();
if ( id.isEmpty() )
return false;
backend()->setId( id );
backend()->setVersion ( version );
qDebug() << "Loaded backend plugin: " << backend()->id();
return true;
}
qWarning() << "Could not load plugin for core backend " << name << ": " << loader.errorString();
return false;
}
void CoreBackendManager::unload()
{
delete m_Backend;
m_Backend = NULL;
}